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All Colour Envelopes on X: "A little bit of fun, since January is 'brainteaser month'... Without lifting your pen off the paper or going over the same line twice, can you draw
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geometry - Is it possible to draw this picture without lifting the pen? - Mathematics Stack Exchange
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Draw an envelope with the flap open without lifting your pen from the paper. Indicate the numbers to show how it was drawn. - English | Shaalaa.com
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How to Draw This Envelope Without Raising Your Pen Up |Draw Without Lifting and Overlapping #viral - YouTube
![Seems like a simple envelope? Try drawing it without pulling away a pen from the paper De motivation, us / demotivation posters :: auto - JoyReactor Seems like a simple envelope? Try drawing it without pulling away a pen from the paper De motivation, us / demotivation posters :: auto - JoyReactor](https://img10.joyreactor.com/pics/post/demotivation-posters-auto-326587.jpeg)
Seems like a simple envelope? Try drawing it without pulling away a pen from the paper De motivation, us / demotivation posters :: auto - JoyReactor
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